{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["material", "manufacturing process", "machanical property", "process parameter", "biomedical", "process characterization"], "input": "Ti-6Al-4V samples produced by electron beam melting ( EBM ) are welded using solid-state friction welding ( FW ) process ."}
{"material": ["Ti-6Al-4V"], "manufacturing process": ["electron beam melting", "EBM", "welded", "friction welding"], "machanical property": [], "process parameter": [], "biomedical": [], "process characterization": []}